>
Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Cottocomephorus: Greek, kottos = a fish + Greek,kome, es = long hair + Greek, pherein = to carry (Ref. 45335).
Eponymy: Konstantin Ivanovich Grewingk (1819–1887) was a Baltic-German from Estonia who was Professor of Geology and Minerology at the University of Tartu (then Yur’yev) (1864) where he graduated. [...] (Ref. 128868), visit book page.
More on author: Dybowski.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water; brak water benthopelagisch; standvastig; diepte 20 - 300 m. Boreal; 4°C - 20°C (Ref. 2059); 55°N - 50°N
Asia: Endemic to Lake Baikal and its tributaries. Occurs virtually in all regions of the open part of Lake Baikal. Also found in the Angara (as far as the mouth) and in the Irkut; enters the estuaries of the rivers falling into Baikal.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 19.0 cm TL mannelijk / geslacht onbekend; (Ref. 2058)
Dorsale stekels (totaal) : 7 - 9; Dorsale zachte stralen (totaal) : 17 - 20; Anale stekels: 0; Anale zachte stralen: 19 - 22.
Body shape (shape guide): elongated.
Feeds mainly on the plankton: the copepod Epischura baicalensis, the amphipod Macrohectopus branickii and on the larvae of its own genus.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Berg, L.S., 1965. Freshwater fishes of the U.S.S.R. and adjacent countries. volume 3, 4th edition. Israel Program for Scientific Translations Ltd, Jerusalem. (Russian version published 1949). (Ref. 2058)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel
Tools
Speciale rapporten
Download XML
Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00603 (0.00290 - 0.01252), b=3.14 (2.96 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.1 ±0.0 se; based on diet studies.
Generation time: 4.2 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (tmax=5; K=0.26).
Kwetsbaarheid van de visserij (Ref.
59153): Low to moderate vulnerability (34 of 100).
🛈